Invention Grant
- Patent Title: Molding apparatus and method for applying positive pressure to molded container
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Application No.: US14364079Application Date: 2013-01-04
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Publication No.: US09636878B2Publication Date: 2017-05-02
- Inventor: Luke A. Mast , Peter Bates , Bradley Wilson
- Applicant: Amcor Limited
- Applicant Address: AU Hawthorn
- Assignee: Amcor Limited
- Current Assignee: Amcor Limited
- Current Assignee Address: AU Hawthorn
- Agency: Harness, Dickey & Pierce, PLC
- International Application: PCT/US2013/020260 WO 20130104
- International Announcement: WO2013/103798 WO 20130711
- Main IPC: B29D22/00
- IPC: B29D22/00 ; B29C49/00 ; B29C49/42 ; B29C49/44 ; B29C49/18

Abstract:
A method of forming a container includes blow molding a primary form of the container inside a primary mold. The primary form has an exterior surface. The method also includes applying a fluid to the exterior surface of the primary form to shrink the primary form and to form a shrunken form of the container. Furthermore, the method includes blow molding a secondary form of the container from the shrunken form inside a secondary mold.
Public/Granted literature
- US20140306384A1 MOLDING APPARATUS AND METHOD FOR APPLYING POSITIVE PRESSURE TO MOLDED CONTAINER Public/Granted day:2014-10-16
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